Merge tag 'efi-2025-01-rc3' of https://source.denx.de/u-boot/custodians/u-boot-efi

CI: https://source.denx.de/u-boot/custodians/u-boot-efi/-/pipelines/23529

- Documentation:
  - Document wget syntax enhancements with lwIP network stack
  - Move README.kconfig to HTML documentation
  - Remove redundant README.TPL
- UEFI:
  - Simplify efi_tcg2_hash_log_extend_event()
  - Allow EFI_LOADER_BOUNCE_BUFFER on all architectures
  - Correctly unmap and free memory on errors
- Other:
 - Enable EFI_LOADER_BOUNCE_BUFFER on StarFive VisionFive 2